body{
    position: absolute;
    text-align: center;
    height: 100%;
    width: 100%;
    margin: 0;
    padding: 0;
    border: 0; 
    font-size: 12px;
    line-height: 166.6%;
    max-height: 1440px;
    min-width: 1220px;
    min-height: 650px;
    font-family: PingFangSC-Regular,Microsoft YaHei,"\5FAE\8F6F\96C5\9ED1",verdana,sans-serif,Simsun,STXihei;
    zoom: 1;
}
.header {
    position: absolute;
    min-width: 1220px;
    padding: 0 40px;
    height: 70px;
    top: 0;
    left: 0;
    right: 0;
    box-sizing: border-box;
    z-index: 2;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    background-color: rgb(35, 38, 46, 0.8);
}

.logo {
    position: absolute;
    top: 20px;
    left: 40px;
}

.header_left {
    background: url(../image/logo.png) 50% no-repeat;
    background-size: cover;
    display: inline-block;
    width: 144px;
    height: 30px;
}

.headertitle {
    width: 250px;
    height: 24px;
    font-size: 14px;
    line-height: 24px;
    padding-left: 16px;
    display: block;
    position: absolute;
    top: 23px;
    left: 204px;
    border-left: 1px solid rgb(201, 201, 201);
    color: #AFAFAF;
    text-align: left;
    font-family: PingFangSC-Regular, 方正姚体, "\5FAE\8F6F\96C5\9ED1", verdana, sans-serif, Simsun, STXihei;
}

.headernav {
    position: absolute;
    top: 20px;
    right: 40px;
    text-align: right;
    line-height: 17px;
    font-family: PingFangSC-Regular, 方正姚体, "\5FAE\8F6F\96C5\9ED1", verdana, sans-serif, Simsun, STXihei;
}

.headernav a {
    padding-left: 12px;
    display: inline-block;
    vertical-align: middle;
    color: #AFAFAF;
    font-size: 14px;
}

.headernav a.separation-line:after {
    content: "";
    display: inline-block;
    vertical-align: middle;
    margin-top: -2px;
    margin-left: 12px;
    width: 1px;
    height: 12px;
    background-color: #b7bcc7;
    font-size: 0;
}

.container {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    margin: auto;
    text-align: center;
    background: url(../image/bookinfor_bk.jpg) 50% no-repeat;
    background-size: cover;
}

.search {
    position: absolute;
    width: 100%;
    top: 150px;
    bottom: 0;
    left: 0;
    right: 0;
    margin: auto;
    text-align: center;
}

.searchaera {
    width: 800px;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    margin: auto;
    text-align: center;
}